do sharks sleep at night

Do Sharks Sleep At Night? (2021 Update)

  • 4 min read
  • Fish, Sharks

You may have heard that sharks need to keep swimming in order to stay alive, so how are they supposed to sleep if they need to keep swimming at all times? Let’s find out…

Can fish see water?

Can Fish See Water? (Or Colors)

  • 4 min read
  • Fish

Have you ever really thought about how we are surrounded by air but cannot see it? Sometimes, when it is very windy, we can feel it, but mostly it is simply there. How about fish – how do they relate to the element that surrounds them?

the oscar fish Astronotus ocellatus quiz

Oscar (Fish) Quiz – Are You Ready For It?

  • 1 min read
  • Fish, Quiz

Welcome to our Oscar Quiz! Oscars are considered to be the most intelligent aquarium fish available to hobbyists. This is a moderately difficult oscar quiz that has 9 questions.